Code of Massachusetts Regulations
780 CMR - STATE BOARD OF BUILDING REGULATIONS AND STANDARDS
Chapter 16 - Structural Design
Section 1611 - RAIN LOADS
Subsection 1611.2 - Ponding instability
Universal Citation: 780 CMR MA Code of Regs 1611.2
Current through Register 1531, September 27, 2024
For roofs with a slope less than 1/4 inch per foot [1.19 degrees (0.0208 rad)], the design calculations shall include verification of adequate stiffness to preclude progressive deflection in accordance with Section 8.4 of ASCE 7.
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